Cosmetic preparation, method for producing same, composition for cosmetic preparations, cosmetic preparation containing the composition for cosmetic preparations and method for producing same, and cleanser for industrial use

Abstract

The present invention is related to: (1) a cosmetic preparation including an emulsifying agent, 1,3-propanediol (PDO), and a PDO difatty acid ester, wherein the fatty acids constituting the PDO difatty acid ester are one or two or more types of fatty acids selected from isostearic acid, n-octanoic acid, and n-decanoic acid, and a method for producing the cosmetic preparation; (2) a composition for cosmetic preparations, which includes the PDO difatty acid ester, a cosmetic preparation including the composition for cosmetic preparations, and a method for producing the cosmetic preparation; and (3) a cleanser for industrial use, which includes a PDO difatty acid ester that has fatty acid residues of n-octanoic acid and n-decanoic acid. The present invention is able to provide: a cosmetic preparation, a composition for cosmetic preparations, and a cosmetic preparation including the composition for cosmetic preparations, which have excellent cleansing properties, low irritation properties, moisturizing properties, and feeling of use, with reduced load on the environment; methods for producing the same; and, in addition, a cleanser for industrial use which has excellent cleansing properties and low corrosion properties, with reduced load on the environment.

1 . A cosmetic preparation comprising an emulsifying agent, 1,3-propanediol, and a 1,3-propanediol difatty acid ester, wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are one or two or more types of fatty acids selected from isostearic acid, n-octanoic acid, and n-decanoic acid, and said isostearic acid has a structure in which one or two methyl groups are branched from the principal chain of stearic acid. 
     
     
         2 . The cosmetic preparation according to  claim 1 , wherein the mass ratio of said 1,3-propanediol to said 1,3-propanediol difatty acid ester is within a range of 3:1 to 1:8. 
     
     
         3 . The cosmetic preparation according to  claim 1 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid. 
     
     
         4 . The cosmetic preparation according to  claim 3 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, and said 1,3-propanediol difatty acid ester is contained in a proportion of 5.0 to 60.0% by mass. 
     
     
         5 . The cosmetic preparation according to  claim 4 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, said 1,3-propanediol difatty acid ester is contained in a proportion of 5.0 to 60.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 10.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 50.0% by mass. 
     
     
         6 . The cosmetic preparation according to  claim 3 , wherein the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 95:5 to 5:95. 
     
     
         7 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a cleansing cosmetic preparation, and the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 90:10 to 40:60. 
     
     
         8 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a cleansing cosmetic preparation, and the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 75:25 to 25:75. 
     
     
         9 . The cosmetic preparation according to  claim 1 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids. 
     
     
         10 . The cosmetic preparation according to  claim 9 , wherein said isostearic acid has the following properties: the viscosity with a shear of 10 Pa is from 99 to 130 mPa·s at 10° C., and the isostearic acid is in a liquid state at 5° C. 
     
     
         11 . The cosmetic preparation according to  claim 9 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, and said 1,3-propanediol difatty acid ester is contained in a proportion of 2.0 to 75.0% by mass. 
     
     
         12 . The cosmetic preparation according to  claim 11 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 2.0 to 75.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 10.0% by mass, and said 1,3-propanediol is contained in a proportion of 7.0 to 25.0% by mass. 
     
     
         13 . The cosmetic preparation according to  claim 1 , wherein said cosmetic preparation is a cleansing cosmetic preparation. 
     
     
         14 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a cleansing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, said 1,3-propanediol difatty acid ester is contained in a proportion of 40.0 to 60.0% by mass, said emulsifying agent is contained in a proportion of 0.5 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 10.0 to 20.0% by mass. 
     
     
         15 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a cleansing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, said 1,3-propanediol difatty acid ester is contained in a proportion of 5.0 to 30.0% by mass, said emulsifying agent is contained in a proportion of 0.5 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 30.0 to 50.0% by mass. 
     
     
         16 . The cosmetic preparation according to  claim 13 , further comprising a polyglycerin fatty acid ester. 
     
     
         17 . The cosmetic preparation according to  claim 16 , wherein said polyglycerin fatty acid ester is an esterification product of one or two or more types of fatty acids selected from lauric acid, myristic acid, and oleic acid, with polyglycerin whose average degree of polymerization is 10. 
     
     
         18 . The cosmetic preparation according to  claim 16 , wherein said polyglycerin fatty acid ester is an esterification product of lauric acid and polyglycerin whose average degree of polymerization is 10, and the saponification value of said esterification product is from 35 to 75. 
     
     
         19 . The cosmetic preparation according to  claim 18 , wherein said polyglycerin fatty acid ester is contained in a proportion of 0.05 to 10.0% by mass. 
     
     
         20 . The cosmetic preparation according to  claim 1 , wherein said cosmetic preparation is a moisturizing cosmetic preparation. 
     
     
         21 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 18.0 to 60.0% by mass, said emulsifying agent is contained in a proportion of 0.5 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 10.0 to 20.0% by mass. 
     
     
         22 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 5.0 to 18.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 10.0% by mass. 
     
     
         23 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 6.0 to 20.0% by mass, said emulsifying agent is contained in a proportion of 0.5 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 10.0 to 20.0% by mass. 
     
     
         24 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 2.0 to 30.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 10.0% by mass. 
     
     
         25 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, said 1,3-propanediol difatty acid ester is contained in a proportion of 3.0 to 10.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 10.0% by mass. 
     
     
         26 . The cosmetic preparation according to  claim 3 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid, said 1,3-propanediol difatty acid ester is contained in a proportion of 20.0 to 50.0% by mass, said emulsifying agent is contained in a proportion of 3.0 to 10.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 10.0% by mass. 
     
     
         27 . The cosmetic preparation according to  claim 26 , further including 3.0 to 10.0% by mass of said 1,3-propanediol difatty acid ester the fatty acid of which is isostearic acid. 
     
     
         28 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 8.0 to 50.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 3.0 to 20.0% by mass. 
     
     
         29 . The cosmetic preparation according to  claim 9 , wherein said cosmetic preparation is a moisturizing cosmetic preparation, the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids, said 1,3-propanediol difatty acid ester is contained in a proportion of 8.0 to 60.0% by mass, said emulsifying agent is contained in a proportion of 0.05 to 5.0% by mass, and said 1,3-propanediol is contained in a proportion of 8.0 to 25.0% by mass. 
     
     
         30 . The cosmetic preparation according to  claim 1 , wherein said emulsifying agent is hydrogenated lecithin. 
     
     
         31 . The cosmetic preparation according to  claim 1 , wherein plant-derived or microbial fermentation-derived raw materials account for 5 to 100% by mass in the entire raw materials of said cosmetic preparation. 
     
     
         32 . A method for producing a cosmetic preparation according to  claim 1 , wherein the method comprises making an oil-in-water (O/W) emulsified cosmetic preparation by adding said 1,3-propanediol difatty acid ester to a hydrophilic solution in which said emulsifying agent and said 1,3-propanediol have been previously dissolved or dispersed. 
     
     
         33 . A composition for cosmetic preparations, which comprises a 1,3-propanediol difatty acid ester, wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are one or two or more types of fatty acids selected from isostearic acid, n-octanoic acid, and n-decanoic acid, and said isostearic acid has a structure in which one or two methyl groups are branched from the principal chain of stearic acid. 
     
     
         34 . The composition for cosmetic preparations according to  claim 33 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid. 
     
     
         35 . The composition for cosmetic preparations according to  claim 34 , wherein the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 95:5 to 5:95. 
     
     
         36 . The composition for cosmetic preparations according to  claim 33 , wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are isostearic acids. 
     
     
         37 . The composition for cosmetic preparations according to  claim 36 , wherein said isostearic acid has the following properties: the viscosity with a shear of 10 Pa is from 99 to 130 mPa·s at 10° C., and the isostearic acid is in a liquid state at 5° C. 
     
     
         38 . The composition for cosmetic preparations according to  claim 33 , wherein said cosmetic preparation composition is for use as a cleansing cosmetic preparation. 
     
     
         39 . The composition for cosmetic preparations according to  claim 33 , wherein said cosmetic preparation composition is for use as a moisturizing cosmetic preparation. 
     
     
         40 . The composition for cosmetic preparations according to  claim 36 , wherein said cosmetic preparation composition is for use as a substitute for a macadamia nut oil. 
     
     
         41 . The composition for cosmetic preparations according to  claim 34 , wherein said cosmetic preparation composition is for use as a remover of an oil soluble colorant. 
     
     
         42 . The composition for cosmetic preparations according to  claim 34 , wherein said cosmetic preparation composition is for use as a remover of an ink of an oil paint pen. 
     
     
         43 . The composition for cosmetic preparations according to  claim 42 , wherein said cosmetic preparation composition is for use as a remover of an ink of an oil paint pen, and the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 90:10 to 40:60. 
     
     
         44 . The composition for cosmetic preparations according to  claim 34 , wherein said cosmetic preparation composition is for use as a substitute for a silicone oil. 
     
     
         45 . The composition for cosmetic preparations according to  claim 33 , wherein plant-derived or microbial fermentation-derived raw materials account for 5 to 100% by mass in the entire raw materials of said cosmetic preparation composition. 
     
     
         46 . A cosmetic preparation comprising the composition for cosmetic preparations according to  claim 33  . 
     
     
         47 . A method for producing a cosmetic preparation, wherein the method comprises making an oil-in-water (O/W) emulsified cosmetic preparation by adding the composition for cosmetic preparations according to  claim 33 , to a hydrophilic solution. 
     
     
         48 . A cleanser for industrial use, which comprises 1,3-propanediol difatty acid ester, wherein the fatty acids constituting said 1,3-propanediol difatty acid ester are n-octanoic acid and n-decanoic acid. 
     
     
         49 . The cleanser for industrial use according to  claim 48 , wherein the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 95:5 to 5:95. 
     
     
         50 . A cleanser for industrial use according to  claim 48 , wherein the mass ratio of the n-octanoic acid and the n-decanoic acid which constitute said 1,3-propanediol difatty acid ester is from 90:10 to 40:60.